<em>const xhr</em> = <u>window</u>.<b>XMLHttpRequest</b>	<u>?</u>
									<u>new</u> <b>XMLHttpRequest( )</b> 				<em>// IE7+, Firefox, Chrome, Opera, Safari</em>
									<u>:</u> 
									<u>new</u> <b>ActiveXObject</b>(<em>'Microsoft.XMLHTTP'</em>)	<em>// IE6-</em>
